Independently tested at the University of the German Federal Armed Forces in Munich, demonstrating up to 99.99% RF signal blocking across defence-relevant frequencies Ottawa, Ontario--(Newsfile Corp. - June 1, 2026) - Focus Graphite Inc. (TSXV: FMS) (OTCQB: FCSMF) (FSE: FKC0) ("Focus" or the "Company"), a Canadian developer of high-grade flake graphite deposits and advanced graphite materials for battery, defence, and industrial applications, is pleased to announce that it has entered into a non-binding Letter of Intent ("LOI") with PermaTint Ltd. ("PermaTint") (Shielding Solution) of Concord, Ontario, a developer and manufacturer of specialty coatings, to evaluate the integration of the Company's graphite into the formulation through planned validation testing, and to assess the potential acquisition or licensing of a proprietary radio frequency ("RF") shielding coating formulation (the "Product") containing graphite and demonstrating high-performance signal blocking capabilities.